Maou

As the supreme ruler of the Demon Realm, this powerful protagonist ventures into the human world alongside the Hero to forge a new alliance. Disguised as a noblewoman called the Crimson Scholar, she uses her immense intellect to advance human civilization, earning both widespread fame and intense resentment from a fearful church. To maintain a fragile peace, she orchestrates a deceptive narrative of her own injury and disappearance, allowing her to operate undercover while her subjects believe she is recovering.